Specification of Henry Young Darracott Scott
Subtitle: treating sewage water
Publisher: Great Seal Patent Office
Published: 1872
Place of publication: London
Language: eng
Subjects: Sewage; Manures; Ammonia; Filters and filtration
Notes: Cover title.

At head of title: A.D. 1872, 20th March. No. 849.

"Henry Young Darracott Scott, of Ealing, in the county of Middlesex, Major-General, C.B."